Relative Efficiency of Separators 191 
Per cent of fat in skimmed milk. 
Name of machine. __ Average. 
By series, | Of all Minimum. Maximum. 
trials. 
Accumulator : 12 Al 01 -20 
Alexandra Jumbo. . 22 22 15 .33 
Columbia : ‘ .09 12 05 .B4 
Danish Weston .. . 10 08 .O1 +25 
DeLaval . ere 13 .09 01 50 ‘ 
Sharples de, 0a. 48 27 16 05 65 
United States... 18 12 01 60 
Vietoria . 4 aw .21 -16 .05 38 
A series of trials made in Germany* shows a con- 
siderable variation in the various styles, and, on the 
whole, a rather less efficiency than has been obtained 
in this country, as is seen: in the table following: 
Revolutions Per cent 
: of bowl Founds Tempera of fat in | Number 
Name of machine. per min- iy ig oe . af skimme a | of trials. 
AlphaB ‘°° 5,100 537 92 .23 37 
Alpha Baby. . 6,900 286 72 .23 23 
Baby..... 6,360 - 129 88 18 15 
Victoria . ell Yocsaes 0 205 92 17 19 
Small Danish . 7,241 288 90 .28 16 
Large Danish . 7,217 411 91 35 16 
Adjustable... 8,640 363 70 .10 3 
Arnold’s ... 8,531 458 90 .28 26 
Medium Brown | 4,037 268 91 .37 16 
But while all the forms 
to do perfect work, there 
*Milch Zeitung, xxiii., p. 296. 
of separators can be made 
is more or ‘less variation 
